'''Social anxiety disorder''' ('''SAD'''), also known as '''social phobia''', is an anxiety disorder
characterized by a significant amount of fear in one or more social situations causing considerable distress and impaired ability to function in at least some parts of daily life.
[National Institute for Health and Clinical Excellence: Guidance. [http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0071627/ Social Anxiety Disorder: Recognition, Assessment and Treatment]. Leicester (UK): British Psychological Society; 2013. PMID 25577940]
These fears can be triggered by perceived or actual scrutiny from others. It is the most common anxiety disorder and one of the most common mental disorder
s, with 12% of American adults having experienced it.
Physical symptoms often include excessive blushing
, hyperhidrosis|excess sweating